MS-365-APPS-2026-02-10

UNKNOWN

MS-365-APPS-2026-02-10

Published Feb 10, 2026

Modified 3 weeks ago

Fix available

Details

Current Channel: Version 2601 (Build 19628.20204)br Monthly Enterprise Channel: Version 2512 (Build 19530.20226)br Monthly Enterprise Channel: Version 2511 (Build 19426.20294)br Monthly Enterprise Channel: Version 2510 (Build 19328.20306)br Semi-Annual Enterprise Channel: Version 2508 (Build 19127.20532)br Semi-Annual Enterprise Channel: Version 2502 (Build 18526.20714)br Semi-Annual Enterprise Channel: Version 2408 (Build 17928.20776)br Office 2024 Retail: Version 2601 (Build 19628.20204)br Office 2021 Retail: Version 2601 (Build 19628.20204)br Office LTSC 2024 Volume Licensed: Version 2408 (Build 17932.20670)br Office LTSC 2021 Volume Licensed: Version 2108 (Build 14334.20522)br Office 2019 Volume Licensed: Version 1808 (Build 10417.20097)Word

CVE-2026-21514
CVE-2026-21511 Excel
CVE-2026-21258
CVE-2026-21259
CVE-2026-21261 Outlook
CVE-2026-21260 Office suite
CVE-2026-21509

Affected Packages(18 packages)

Microsoft 365 Apps for enterprise - de-de

Windows 10 (1507)Windows 10 (1607) / Server 2016Windows 10 (1809) / Server 2019Windows 10 (1903)Windows 10 (1909)

Fixed in:

16.0.10417.20097

Microsoft 365 Apps for enterprise - de-de

Windows 10 (1507)Windows 10 (1607) / Server 2016Windows 10 (1809) / Server 2019Windows 10 (1903)Windows 10 (1909)

Fixed in:

16.0.14334.20522

Microsoft 365 Apps for enterprise - de-de

Windows 10 (1507)Windows 10 (1607) / Server 2016Windows 10 (1809) / Server 2019Windows 10 (1903)Windows 10 (1909)

Fixed in:

16.0.17932.20670

Microsoft 365 Apps for enterprise - de-de

Windows 10 (1507)Windows 10 (1607) / Server 2016Windows 10 (1809) / Server 2019Windows 10 (1903)Windows 10 (1909)

Fixed in:

16.0.18526.20714

Microsoft 365 Apps for enterprise - de-de

Windows 10 (1507)Windows 10 (1607) / Server 2016Windows 10 (1809) / Server 2019Windows 10 (1903)Windows 10 (1909)

Fixed in:

16.0.19127.20532

Microsoft 365 Apps for enterprise - de-de

Windows 10 (1507)Windows 10 (1607) / Server 2016Windows 10 (1809) / Server 2019Windows 10 (1903)Windows 10 (1909)

Fixed in:

16.0.19328.20306

Microsoft 365 Apps for enterprise - de-de

Windows 10 (1507)Windows 10 (1607) / Server 2016Windows 10 (1809) / Server 2019Windows 10 (1903)Windows 10 (1909)

Fixed in:

16.0.19426.20294

Microsoft 365 Apps for enterprise - de-de

Windows 10 (1507)Windows 10 (1607) / Server 2016Windows 10 (1809) / Server 2019Windows 10 (1903)Windows 10 (1909)

Fixed in:

16.0.19530.20226

Microsoft 365 Apps for enterprise - de-de

Windows 10 (1507)Windows 10 (1607) / Server 2016Windows 10 (1809) / Server 2019Windows 10 (1903)Windows 10 (1909)

Fixed in:

16.0.19628.20204

Microsoft 365 Apps for enterprise - en-us

Windows 10 (1507)Windows 10 (1607) / Server 2016Windows 10 (1809) / Server 2019Windows 10 (1903)Windows 10 (1909)

Fixed in:

16.0.10417.20097

References

https://learn.microsoft.com/en-us/officeupdates/microsoft365-apps-security-updates

Related

CVE-2026-21258 CVE-2026-21259 CVE-2026-21260 CVE-2026-21261 CVE-2026-21511 CVE-2026-21514

Ecosystems(17)

Windows 10 (1507)Windows 10 (1607) / Server 2016 Windows 10 (1809) / Server 2019 Windows 10 (1903)Windows 10 (1909)

Timeline

PublishedFeb 10, 2026

ModifiedFeb 10, 2026

MS-365-APPS-2026-02-10 | Mondoo Vulnerability Intelligence